﻿using System;
using System.Collections.Generic;
using System.Text;

class Node {
    private int x;
    private int y;

    public Node(int x, int y) {
        this.x = x;
        this.y = y;
    }

    public override String ToString() {
        return "X: " + this.x + ", Y: " + this.y;
    }
}
